this post was submitted on 16 Jun 2023

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Didn't realise that windmill blades are serrated (lemmy.world)

submitted 2 years ago by Finnbot@lemmy.world to c/ukcasual@lemmy.world

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Took the weans a walk away up the back of The Three Towns in Ayrshire where they are installing these big bad boys.

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[–] GreyShack@lemmy.world 1 points 2 years ago

Most of the bird deaths are not actually physical strikes - it is a result of the massive change of air pressure as the blades pass at speed. Evidently painting one of the blades black - or some contrasting colour - keeps a lot of the birds well away.